1 /*- 2 * Copyright (c) 1990, 1993 3 * The Regents of the University of California. All rights reserved. 4 * 5 * %sccs.include.redist.c% 6 */ 7 8 #if defined(LIBC_SCCS) && !defined(lint) 9 static char sccsid[] = "@(#)ctermid.c 8.1 (Berkeley) 06/04/93"; 10 #endif /* LIBC_SCCS and not lint */ 11 12 #include <stdio.h> 13 #include <paths.h> 14 #include <string.h> 15 16 char * 17 ctermid(s) 18 char *s; 19 { 20 static char def[] = _PATH_TTY; 21 22 if (s) { 23 bcopy(def, s, sizeof(_PATH_TTY)); 24 return(s); 25 } 26 return(def); 27 } 28